Two shafts A and B have their diameters specified as 100±0.0001 mm respectively. Which of the following statements is/are true

1.  Tolerance in the dimension B is grater in shaft A

2.  The relative error in the dimension B is greater in shaft A

3.  Tolerance in the dimension A is greater in shaft B

4.  The relative error in the dimension is same for shaft A and Shaft B

View Answer  
4
Correct Answer :

The relative error in the dimension is same for shaft A and Shaft B


Explanation :
No Explanation available for this question

Outside diameter of bush is turned using a mandrel. The mandrel diameter is maintained as300.000+0.050 mm and the bore diameter is 30+0.050-0.000 mm. The maximum value in mm of the eccentricity on the bush due to the locating mandrel

1.  0.050

2.   0.100

3.  0.020

4.  0.025

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4
Correct Answer :

0.050


Explanation :
No Explanation available for this question

Assertion (A): Basic hole system is advocated by Indian Standards for fit design Explanation (E): Holes can be produced to any size

1.  Both A  and E are correct & E explains A

2.  Both A  and E are true but E not explains A

3.  A is true but E is false

4.  A is false but E is true

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4
Correct Answer :

Both A  and E are true but E not explains A


Explanation :
No Explanation available for this question

The combination of slip gauges to obtain a dimension of 10.35mm will be

1.  10.00 + 0.30 + 0.5

2.  8.00 + 1.30 + 1.05

3.  10.00 + 0.35

4.  5.00 + 4.00 + 1.00 +0.35

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4
Correct Answer :

8.00 + 1.30 + 1.05


Explanation :
No Explanation available for this question

A 30 mm hole shaft assembly results in minimum and maximum clearance of 0.03mm and 0.30 mm respectively. The hole has unilateral tolerance with zero fundamental deviation. If the tolerance on the shaft is0.08 mm, the maximum size of the size of the hole is

1.  230.11

2.  30.16

3.  30.19

4.  30.27

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4
Correct Answer :

30.19


Explanation :
No Explanation available for this question

To obtain dimension of 61.18 mm using flip gages, the most appropriate combination is

1.  1.18 + 50.00 + 10.00

2.  0.08 + 1.10  +60.00

3.  1.08 + 00.10 + 50.00 + 10.00

4.  1.08 + 1.10 + between a bush of size 30.00+0.060.

View Answer  
4
Correct Answer :

1.18 + 50.00 + 10.00


Explanation :
No Explanation available for this question

To measure the effective diameter of an external metric thread (included angle is 600) of 3.5mm pitch, a cylindrical standard of 30.5mm diameter and two wires of 2mm diameter each are used. The micrometer readings over the standard and over the wires are 16.532 mm and 15.398 mm respectively. The effective diameter (in mm) of the thread is

1.  33.366

2.  30.397

3.  29.366

4.  26.397

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4
Correct Answer :

26.397


Explanation :
No Explanation available for this question

Observation of a slip gauge on a flatness interferometer produced fringe counts numbering 10 and 14 for two readings. The second reading is taken by rotating the set-up by 1800. Assume that both faces of the slip gauge are flat and the wavelength of the radiation is 0.5086 µm. The parallelism error (in µm) between two faces of the slip gauge is

1.  0.2543

2.  1.172

3.  0.5086

4.  0.800

View Answer  
4
Correct Answer :

0.5086


Explanation :
No Explanation available for this question

A since bar has a length of 250mm each roller has a diameter 20mm during taper angle measurements of a component, the height from the surface plate to the centre of a roller is 10mm. The calculated taper angle (in degrees) is

1.  21.1

2.  22.8

3.  23.6

4.  68.9

View Answer  
4
Correct Answer :

21.1


Explanation :
No Explanation available for this question

Cylindrical pins of 25+0.010 +0.020 mm diameter are electroplated in a shop. Thickness of the platting is 30±2.0 micron. Neglecting gage of tolerances, the size of the GO gage in mm to inspect the plated components is

1.  25.042

2.  25.052

3.  25.074

4.  25.084

View Answer  
4
Correct Answer :

25.084


Explanation :
No Explanation available for this question
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